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feat(scheduling): add zfs pool capacity tracking (#335)

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Signed-off-by: shubham <shubham.bajpai@mayadata.io>
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Shubham Bajpai 2021-05-31 18:59:59 +05:30 • committed by GitHub
parent 4fce22afb5
commit 3eb2c9e894
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55
pkg/equality/semantic.go Normal file
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/*
Copyright © 2021 The OpenEBS Authors
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package equality
import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/conversion"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/labels"
)
// Since we are using quite older version of k8s.io/* libraries, we need take up
// their upgrades as part of separate pull request.
//
// Copied from https://github.com/kubernetes/apimachinery/blob/c93b0f84892eb6bcbc80b312ae70729d8168bc7e/pkg/api/equality/semantic.go
// More details at - https://github.com/kubernetes/apimachinery/issues/75
// Semantic can do semantic deep equality checks for api objects.
// Example: apiequality.Semantic.DeepEqual(aPod, aPodWithNonNilButEmptyMaps) == true
var Semantic = conversion.EqualitiesOrDie(
func(a, b resource.Quantity) bool {
// Ignore formatting, only care that numeric value stayed the same.
// TODO: if we decide it's important, it should be safe to start comparing the format.
//
// Uninitialized quantities are equivalent to 0 quantities.
return a.Cmp(b) == 0
},
func(a, b metav1.MicroTime) bool {
return a.UTC() == b.UTC()
},
func(a, b metav1.Time) bool {
return a.UTC() == b.UTC()
},
func(a, b labels.Selector) bool {
return a.String() == b.String()
},
func(a, b fields.Selector) bool {
return a.String() == b.String()
},
)